{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["person", "location", "plant", "astronomical object", "time", "organization"], "input": "Mechanic 's liens in their modern form were first conceived by Thomas Jefferson , to encourage construction in the new capital city of Washington ."}
{"person": ["Thomas Jefferson"], "location": ["Washington"], "plant": [], "astronomical object": [], "time": [], "organization": []}